Facial recurrent dermatitis

Brief introduction of facial recurrent dermatitis Facial recurrent dermatitis (faicialrecurrentdermatitis) is a mild erythema scaly dermatitis that is more common in women's face and is likely to occur repeatedly in spring and autumn. There are also known as recurrent flushing redness and desquamation facial erythroderma, facial and neck rash dermatitis, males can also occur. Lesions are mild localized erythema, covered with small squamous scales, sometimes with mild swelling, but can also occur papules, blisters, erosion and infiltration, infiltration, and lichenification. basic knowledge The proportion of illness: 0.0001%-0.0003% Susceptible people: common to women aged 20 to 40 Mode of infection: non-infectious Complications: pruritus

The cause of recurrent dermatitis

Cause (20%):

The cause is unknown. It may be related to pollen, cosmetics and other allergies, or related to sun exposure, warmth, dust and other stimuli. It is also considered that female patients and ovarian dysfunction, mental stress and fatigue, digestive dysfunction, autonomic dysfunction Related factors.

Pathogenesis

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Facial recurrent dermatitis prevention

1. Try to get less sun in the spring and autumn, apply sunscreen when going out, and wash your face after going out.

2. Do not use cosmetics frequently, if you don't need cosmetics when necessary, you can use a simple and non-irritating cream skin care.

3. Be careful not to eat irritating food.

4. Avoid all kinds of external stimuli, such as hot water scalding, excessive scratching, cleaning and contact with sensitive substances such as fur preparations. Less exposure to chemical ingredients such as soap, washing powder, detergents, etc.

Facial recurrent dermatitis complications Complications pruritus

Concurrent acne blister erosion and infiltration, mossy.

Facial recurrent dermatitis symptoms Common symptoms Itching papules erythema scaly blister or bullous damage

1. Most of them are born in spring and autumn, and often repeated, especially for women aged 20 to 40, and can also be sent to men.

2. Always start from the around the eyelids, gradually spread and cheeks, the front of the ear, and sometimes the entire face, neck and upper chest "V" shaped area can be involved.

3. Skin lesions are mild localized erythema, covered with small squamous scales, sometimes accompanied by mild swelling, but papules, blisters, erosion, infiltration and infiltration, and lichenification may also occur.

4. Consciously mild itching, subsided in about 1 week, but can be re-issued, and repeated pigmentation can leave temporary pigmentation.

Examination of facial recurrent dermatitis

Patients with this disease are often allergic to pollen, cosmetics, etc., or related to sun exposure, warmth, dust and other stimuli. Therefore, it is feasible to detect allergens to identify the cause of allergies. Blood routine tests often show an increase in eosinophils. If there is abnormal ovarian function, there may be abnormal secretion of estrogen and progesterone. Other tests include the examination of facial desquamation, which is mainly distinguished from fungal infectious dermatitis.

Diagnosis and differentiation of facial recurrent dermatitis

According to multiple occurrences in spring and autumn, women with 20 to 40 years old are more common in the face, and have erythema scaly damage. The course of disease is about 1 week, which is easy to occur repeatedly. It is generally not difficult to diagnose. Need to identify with facial eczema, seborrheic dermatitis, contact dermatitis and facial pityriasis.

Eczema: The cause of eczema is complex, often resulting from internal and external interactions. Internal factors such as chronic digestive diseases, mental stress, insomnia, excessive fatigue, mood changes, endocrine disorders, infections, metabolic disorders, etc., external factors such as living environment, climate change, food, etc. can affect the occurrence of eczema. External stimuli such as sunlight, cold, dryness, heat, hot water scalding, and various animal skins, plants, cosmetics, soap, rayon, etc. can be induced. It is a delayed type of allergic reaction caused by complex internal and external factors.

Seborrheic dermatitis: Skin lesions mainly occur in the scalp, brow arch, nasolabial fold, cheeks, behind the ears, upper chest, interscapular region, umbilical cord, vulva and groin. The initial manifestation is an inflammatory papule around the hair follicle, which can then manifest as a clear, slightly yellowish dark red patch with a greasy scale or suede. Self-consciously mild itching. The lesions that occur in the trunk are often ring-shaped. Skin lesions start from the scalp and gradually spread down. In severe cases, the whole body can be spread and develop into erythroderma.

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